Energy storage and power supply device



FIG. 1 is a perspective view of an energy storage and power supply device showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings depict portions of the energy storage and power supply device that form no part of the claimed design. 

CLAIM The ornamental design for an energy storage and power supply device, as shown and described. 